PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2132992-5 1990 There was a significant increase in the amount of Cytochrome P450 in Cx quinquefasciatus lines selected with the pyrethroid permethrin or with the organophosphate pirimiphos-methyl, but no change in lines selected with five other organophosphates or propoxur, compared to the parental strain, which suggests that oxidases are involved in the P450 mediated resistance to both permethrin and pirimiphos-methyl. Propoxur 250-258 probable cytochrome P450 313a4 Culex quinquefasciatus 50-65